| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 703 |
30.2%
|
| 2 | no | 1611 |
69.2%
|
| 3 | (dk) | 11 |
0.5%
|
| 4 | (ref) | 3 |
0.1%
|
| Sysmiss | 672 |